Since your outcast apps probably haven’t updated to support 64-bit devices, you won’t be able to use them when you get your new iPhone 8 or face-scanning iPhone X. In fact, iOS 11 ends support for older 32-bit apps, meaning any iOS 11 device will lose support for 32-bit games and apps from the salad days of smartphone ownership. Come September 19, when iOS 11 is released to the public, you’ll have to say goodbye to your obsolete apps. Here’s how you can figure out which apps are along for the ride and which ones are destined for the great 32-bit App Store in the sky.